Ключевые слова: activity, air, business, check, clean, cold, conditioner, conditioning, construction, cool, electric, electrical, electrician, electricity, engineer, equipment, fix, home, hot, house, indoor, industry, install, maintain, maintenance, male, manual, men, occupation, one, people, person, power, preparation, prepare, repair, repairman, service, single, summer, technician, technology, tool, wire, work, worker,